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Confrontation visual field testing is an important part of a routine ophthalmological or neurological examination. It can be used for rapid and gross assessment of large-scale visual field problems due to ophthalmological or neurological diseases, such as homonymous and heteronymous hemianopias, quadranopsia, altitudinal visual loss, central/centrocecal scotoma etc. [1] [2] Test using a red ...
Humphrey field analyser ( HFA) is a tool for measuring the human visual field that is commonly used by optometrists, orthoptists and ophthalmologists, particularly for detecting monocular visual field. [ 1] The results of the analyser identify the type of vision defect. Therefore, it provides information regarding the location of any disease ...
NetScout Systems, Inc. (stylized as NETSCOUT) is a provider of application performance management and network performance management products located in Westford, Massachusetts. In July 2015, NetScout acquired the communications business of Danaher Corporation , including Arbor Networks , Fluke Networks , Tektronix Communications and VSS ...
NetScout Ranked as One of North America's Fastest Growing Companies in Deloitte's 2012 Technology Fast 500 Company Attributes Growth to Focused Vision, Continued Technology Innovation and ...
28629-4. A visual field test is an eye examination that can detect dysfunction in central and peripheral vision which may be caused by various medical conditions such as glaucoma, stroke, pituitary disease, brain tumours or other neurological deficits. Visual field testing can be performed clinically by keeping the subject's gaze fixed while ...
Tolly Group Validates Performance of NetScout's nGenius 3900 Series Packet Flow Switch Tolly Group Certifies the nGenius 3900 Series Packet Flow Switch Delivers Scalability with Sustained ...
Microperimetry. Microperimetry, sometimes called fundus-controlled perimetry, [ 1] is a type of visual field test [ 2] which uses one of several technologies to create a "retinal sensitivity map" of the quantity of light perceived in specific parts of the retina [ 3] in people who have lost the ability to fixate on an object or light source.
Operational acceptance testing (OAT) is used to conduct operational readiness (pre-release) of a product, service or system as part of a quality management system. OAT is a common type of non-functional software testing, used mainly in software development and software maintenance projects. This type of testing focuses on the operational ...